CVE-2018-20124

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

hw/rdma/rdma_backend.c in QEMU allows guest OS users to trigger out-of-bounds access via a PvrdmaSqWqe ring element with a large num_sge value.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.openwall.com/lists/oss-security/2018/12/18/2Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/106290Third Party Advisory, VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02822.htmlPatch, Third Party Advisory
https://usn.ubuntu.com/3923-1/Third Party Advisory
http://www.openwall.com/lists/oss-security/2018/12/18/2Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/106290Third Party Advisory, VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02822.htmlPatch, Third Party Advisory
https://usn.ubuntu.com/3923-1/Third Party Advisory

Timeline

Published: Dec 20, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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